Ticket Details

Subject: Chicago Fiber Maintenance
Category: Scheduled Maintenance
TicketID: 20260416-001
Start Time: 2026-04-23 23:30:00 EDT (2026-04-24 03:30:00 UTC)
End Time: 2026-04-24 03:00:00 EDT (2026-04-24 07:00:00 UTC)


TICKET HISTORY:

=== Updated by: Jun Jian on 2026-04-24 06:30:52 EDT (2026-04-24 10:30:52 UTC) ===

The maintenance has been finished. All the affected services have been restored. The ticket is closed.

=== Created by: Tao Zhang on 2026-04-16 10:55:26 EDT (2026-04-16 14:55:26 UTC) ===

CANARIE’s fiber vendor will be performing a planned fiber swing in the Chicago region to enhance support for our ROADM network.

During the maintenance window, connectivity to Starlight will be temporarily interrupted. Backbone traffic is expected to automatically reroute; however, the following services will experience an outage:

MOXY – Starlight Link:

• TWAREN-AMST1-CHCG1 (VLAN 139)
• GEANT-AMST1-CHCG1 (VLAN 3068)

Ciena CENI Optical Services:

• CHCG1-OTWA4-CENI-200G-01 (195.8 THz, 1531.12 nm)
• CHCG1-OTWA4-CENI-200G-02 (195.7 THz, 1531.90 nm)